#006B59
Closest named color: Dark Green Blue (#1F6357). oklch(47.1% 0.088 175.7), rgb(0, 107, 89).
Aa
White text reads best on this color (6.46:1).
About this color
#006B59 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 47%, its chroma 0.088 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.026 away. White text reads best on it, at 6.46:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.24:1 |
| White text | 6.46:1 |
Values
| HEX | #006B59 |
| RGB | rgb(0, 107, 89) |
| HSL | hsl(170, 100%, 21%) |
| OKLCH | oklch(47.1% 0.088 175.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #006B59 | 6.46:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #006B59 | 3.24:1 | AA large text | Lc 22.5 | Dividers and decoration only |
| #006B59 text on white | 6.46:1 | AA | Lc 81.5 | Fine for body text |
| #006B59 text on black | 3.24:1 | AA large text | Lc -20.3 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#CADFD8
oklch(88.6% 0.024 173.8)
-
Step 300
300
#A5CABF
oklch(80.9% 0.042 175.2)
-
Step 400
400
#71AF9F
oklch(70.7% 0.069 176.1)
-
Step 500
500
#479B87
oklch(63.2% 0.088 175.5)
-
Step 600
600
#208571
oklch(55.6% 0.095 176)
-
Step 700
700 (this color)
#006B59
oklch(47.1% 0.088 175.7)
-
Step 800
800
#135C4D
oklch(42.7% 0.073 175.3)
-
Step 900
900
#194B40
oklch(37.6% 0.057 176)
-
Step 950
950
#112C26
oklch(27% 0.035 177.1)
#006B59 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #676358 | 0.093 |
| Deuteranopia (no green cones) | #5B5B5A | 0.088 |
| Tritanopia (no blue cones) | #006D66 | 0.020 |
| Achromatopsia (no color) | #5E5E5E | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #006B59
#006B59
oklch(47.1% 0.088 175.7)
- #82455D
#82455D
oklch(47.2% 0.088 356)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #006B59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.026
- Dark Aqua #05696B ΔE 0.032
- Dark Aquamarine #017371 ΔE 0.040
- Deep Turquoise #017374 ΔE 0.044
- Spruce #0A5F38 ΔE 0.054
- Petrol #005F6A ΔE 0.055
- Pine #2B5D34 ΔE 0.058
- Bluegreen #017A79 ΔE 0.060
Use #006B59 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.